39 lines
914 B
Go
39 lines
914 B
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: BUSL-1.1
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//go:build !windows
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package diagnose
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import (
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"context"
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"fmt"
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"golang.org/x/sys/unix"
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)
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func OSChecks(ctx context.Context) {
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ctx, span := StartSpan(ctx, "Check Operating System")
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defer span.End()
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fileLimitsName := "Check Open File Limits"
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var limit unix.Rlimit
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if err := unix.Getrlimit(unix.RLIMIT_NOFILE, &limit); err != nil {
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SpotError(ctx, fileLimitsName, fmt.Errorf("Could not determine open file limit: %w.", err))
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} else {
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min := limit.Cur
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if limit.Max < min {
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min = limit.Max
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}
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if min <= 1024 {
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SpotWarn(ctx, fileLimitsName, fmt.Sprintf("Open file limits are set to %d", min),
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Advice("These limits may be insufficient. We recommend raising the soft and hard limits to 1024768."))
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} else {
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SpotOk(ctx, fileLimitsName, fmt.Sprintf("Open file limits are set to %d.", min))
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}
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}
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diskUsage(ctx)
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}
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